The Best 65 mailbox.org Alternatives

  • Enigmail

    enigmail is a security extension to mozilla thunderbird and seamonkey. it enables you to write and receive email messages signed and/or encrypted with the openpgp standard.

    Free Open Source Mac OS X Windows Linux Thunderbird SeaMonkey GnuPG

  • Cock.li

    Cock.li is your go-to solution for professional E-mail addresses and XMPP addresses.

    Free Web

  • GPGMail

    gpgmail is an open source plugin for apple mail. it brings the functionality to sign, verify, encrypt and decrypt mails using the openpgp standard.

    Free Open Source Mac OS X GPGTools

  • PEPS

    PEPS is an open source secure email and file sharing platform.

    Free Open Source Linux

  • Secure Gmail

    An extension to send secure, encrypted messages through Gmail. SecureGmail encrypts and decrypts emails you send in Gmail. This happens all on your machine, and the unencrypted text never reaches Google servers.

    Free Open Source Mac OS X Windows Linux Chrome Gmail

  • CounterMail

    Countermail is a web-based email service. It is hosted in Sweden. Its focus is on privacy. It provides several features, such as PGP support and diskless servers to protect users ability to communicate securely and anonymously.

    Commercial Web

  • Sfletter

    You can send a protected attachment (PDF, JPEG) and a message to any email service that is available on Windows.

    Free Personal Windows

  • Lockbin

    Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.

    Freemium Mac OS X Windows Linux Android Android Tablet

  • Agenda Mahala

    Agenda Mahala is a great website to Learn English. On Agenda Mahala we have great English Courses, and both Level 1 and Level 2 are completely free. You also get an online notebook to keep the lesson appointments.

    Free Web

  • Fripost

    Fripost – the Free Email Association. Fripost organize the people who want an alternative to "free" e-mail services where you are constantly under surveillance and personal data is handed over to third parties.

    Open Source Commercial Web

  • InboxCube

    For us Email is our lives. At the heart of our inbox lives a personal network of information and content that privately defines who we are.

    Free iPhone